Core/OutdoorPvP: Fixed a crash that occured on accessing CapturePoints after GO removal

--HG--
branch : trunk

src/server/game/OutdoorPvP/OutdoorPvP.cpp

@@ -598,3 +598,12 @@ void OutdoorPvP::OnGameObjectCreate(GameObject *go)
     if (OPvPCapturePoint *cp = GetCapturePoint(go->GetDBTableGUIDLow()))
         cp->m_capturePoint = go;
 }
+
+void OutdoorPvP::OnGameObjectRemove(GameObject *go)
+{
+    if (go->GetGoType() != GAMEOBJECT_TYPE_CAPTURE_POINT)
+        return;
+
+    if (OPvPCapturePoint *cp = GetCapturePoint(go->GetDBTableGUIDLow()))
+        cp->m_capturePoint = NULL;
+}

src/server/game/OutdoorPvP/OutdoorPvP.h

@@ -220,6 +220,7 @@ class OutdoorPvP : public ZoneScript
         virtual bool SetupOutdoorPvP() {return true;}
 
         void OnGameObjectCreate(GameObject *go);
+        void OnGameObjectRemove(GameObject *go);
         void OnCreatureCreate(Creature *) {}
 
         // send world state update to all players present